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Finding the Fourth Proportional to 88,615.22, 132,894.12 and 29,435

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Solution

The fourth proportional to 88,615.22, 132,894.12 and 29,435 is: 44,142.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,615.22 : 132,894.12 = 29,435 : x
  2. Step 2: Convert to fraction form
    88,615.22/132,894.12 = 29,435/x
  3. Step 3: Cross multiply
    88,615.22x = 132,894.12 × 29,435
  4. Step 4: Simplify right side
    88,615.22x = 3,911,738,422.20
  5. Step 5: Solve for x
    x = 3,911,738,422.20/88,615.22
  6. Step 6: Final answer
    x = 44,142.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.